Evidence map›Paper›PMID 25088001›Full record

ArticleActa pharmacologica Sinica2014

Therapeutic effects of mesenchymal stem cell-derived microvesicles on pulmonary arterial hypertension in rats.

Jian-ying Chen, Ran An, Zhen-jun Liu, Jin-ju Wang, Shu-zhen Chen, Mian-ming Hong, Jing-hu Liu, Meng-yuan Xiao, Yan-fang Chen

Abstract read
In one paragraph

Article in Acta pharmacologica Sinica, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed, 5 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

51 citing papers in PubMed, 5 syntheses or guidelines pooled it.

  1. Extracellular vesicles and their effect on vascular haemodynamics: a systematic review.Hypertension research : official journal of the Japanese Society of Hypertension · 2024
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  16. Stem cell therapy in pulmonary hypertension: current practice and future opportunities.European respiratory review : an official journal of the European Respiratory Society · 2023
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  19. Extracellular vesicle-mediated bidirectional communication between heart and other organs.American journal of physiology. Heart and circulatory physiology · 2022
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Jian-ying ChenDepartment of Cardiology, the Affiliated Hospital of Guangdong Medical College, Zhanjiang 524001, China.
Ran AnDepartment of Cardiology, the Affiliated Hospital of Guangdong Medical College, Zhanjiang 524001, China.
Zhen-jun LiuDepartment of Cardiology, the Affiliated Hospital of Guangdong Medical College, Zhanjiang 524001, China.
Jin-ju WangDepartment of Pharmacology and Toxicology, Boonshoft School of Medicine, Wright State University, Dayton, OH 45435, USA.
Shu-zhen ChenDepartment of Pharmacology and Toxicology, Boonshoft School of Medicine, Wright State University, Dayton, OH 45435, USA.
Mian-ming HongDepartment of Cardiology, the Affiliated Hospital of Guangdong Medical College, Zhanjiang 524001, China.
Jing-hu LiuDepartment of Cardiology, the Affiliated Hospital of Guangdong Medical College, Zhanjiang 524001, China.
Meng-yuan XiaoDepartment of Cardiology, the Affiliated Hospital of Guangdong Medical College, Zhanjiang 524001, China.
Yan-fang ChenDepartment of Pharmacology and Toxicology, Boonshoft School of Medicine, Wright State University, Dayton, OH 45435, USA.

Funding

Balance of Angiotensin II/Angiotensin (1-1): A Target in Ischemic StrokeR01HL098637 · NHLBI · WRIGHT STATE UNIVERSITY · PI CHEN, YANFANG · 2010 to 2013
$1.4M
NHLBI NIH HHS HL-098637NHLBI NIH HHS R01 HL098637
6 · The paper itself

Abstract

aimMicrovesicles (MVs) are nanoscale membrane fragments released from virtually all cell types upon activation or apoptosis, and may contribute to the beneficial effects of stem cell therapy. In this study, we investigated the therapeutic effects of mesenchymal stem cell (MSC) derived MVs (MSC-MVs) on pulmonary artery hypertension (PAH) in rats.

methodsMSC-MVs were isolated from rat bone marrow MSCs that were cultured in a serum-free conditioned medium. Transmission electron microscopy (TEM), flow cytometry and nanoparticle tracking analysis (NTA) were used to characterize the MVs. Adult SD rats were injected with monocrotaline (50 mg/kg, sc) to induce PAH. Three weeks later, the rats were intravenously injected with MSCs, MSC-MVs or saline for 2 weeks. At the end of treatments, the hemodynamic parameters and pathological right ventricular and pulmonary arterial remodeling were analyzed in each group.

resultsThe MSC-MVs showed general morphologic characteristics of MVs and expressed annexin V and CD29 markers under TEM, and their size ranged from 40 to 300 nm. Intravenous injection of MSC-MVs or MSCs significantly ameliorated the mean pulmonary artery pressure (mPAP) and mean right ventricle pressure (mRVP) in PAH rats. Furthermore, intravenous injection of MSC-MVs or MSCs significantly decreased the right ventricle (RV) hypertrophy and pulmonary arteriole area index (AI) and thickness index (TI) in PAH rats.

conclusionIntravenous injection of MSC-MVs or MSCs produces similar beneficial effects for treating PAH, and our results provide a basis for cell-free approach in stem cell therapy.

Indexed as

AnimalsCell-Derived MicroparticlesCells, CulturedHeart VentriclesHypertension, PulmonaryMesenchymal Stem CellsPulmonary ArteryRatsRats, Sprague-Dawley

Identifiers

PMID25088001
PMCPMC4155533

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.